Watch Gasket Waterproof Thick O-Ring Assortment 150 Pieces

SKU:

84.309

$66.95 $60.26

This o-ring watch case back seal assortment contains round gaskets that are made of solid tube rubber to create an airtight seal. The gaskets are flexible enough to fit not only round watch case backs but, square, rectangle and other fancy shaped case backs. The thicknesses range from .80 mm to 1.00 mm and the inside diameters range from 20mm to 35.3mm.

Note: Diameter measured is the interior diameter of the gasket.

Assortment contains 50 different o-ring sizes in 4 different thicknesses
In .80 mm thickness there are 19 different sizes: 20.3, 21, 23, 25, 27, 28, 28.5, 29, 29.5, 30.5, 31, 31.6, 32, 32.5, 33, 34.5 and 35.0mm
In .90 mm thickness there are 19 different sizes: 20, 20.6, 22, 24, 28, 28.5, 29, 29.5, 30, 30.6, 31, 31.5, 32, 33, 33.5, 34, 34.5, 35 and 37.0mm
In 1.00 mm thickness there are 12 different sizes: 20, 26, 27.5, 28, 28.5, 29.5, 30, 31, 32, 33.75, 34.5 and 35.0mm
Contains 3 of each size
Can easily be reordered by size in the following format: thickness-mm diameter (80-2030)
Refills are available in packages of 3
Kit has a total of 150 pieces
O-rings fit a variety of watch case backs from round to square
Maintain airtight seal
Thick size o-rings
Made of rubber